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Oracle SQL Developer multiple table views
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edited Jan 8 '13 at 17:43
markshancock
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Using Rails 3.1 assets pipeline to conditionally use certain css
...ink_tag "application-print", :media => "print" %>
<!--[if lte IE 8]>
<%= stylesheet_link_tag "application-ie", :media => "all" %>
<![endif]-->
Lastly, don't forget to include these new manifest files in your config/environments/production.rb:
config.assets.precompi...
How do I write data into CSV format as string (not file)?
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68
You could use StringIO instead of your own Dummy_Writer:
This module implements a file-like ...
How to do math in a Django template?
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answered Jun 8 '11 at 21:19
Daniel RosemanDaniel Roseman
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Numbering rows within groups in a data frame
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284
Use ave, ddply, dplyr or data.table:
df$num <- ave(df$val, df$cat, FUN = seq_along)
or:
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Who sets response content-type in Spring MVC (@ResponseBody)
... <property name="supportedMediaTypes" value = "text/plain;charset=UTF-8" />
</bean>
</array>
</property>
</bean>
However, using this method you have to redefine all HttpMessageConverters, and also it doesn't work with <mvc:annotation-drive...
Create a variable name with “paste” in R?
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answered Apr 1 '11 at 8:54
lecodesportiflecodesportif
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How to make the tab character 4 spaces instead of 8 spaces in nano?
When I press TAB in nano editor, the cursor will jump with 8 spaces like this:
6 Answers
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How do I verify that an Android apk is signed with a release certificate?
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answered Aug 18 '11 at 8:46
AnassAnass
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Where does Jenkins store configuration files for the jobs it runs?
...onfig file from a Jenkins node by running: curl http://<ip-address>:8080/job/<job-name>/config.xml > jenkins_config.xml
– JESii
Mar 17 '16 at 14:38
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